FITS' most popular hiking sock style, the Light Hiker, is now available in a new Block pattern that's perfect for fall. This signature sock is cushioned underfoot to take the pounding of an all-day hike while managing all the moisture you can throw at it. FITS patented Full Contact Fit hugs the contours of your foot and stays put so there are no loose socks to rub you the wrong way. Crew height rises just below the calf. Extra cushioning in the heel, toe, and arch. Merino Wool 65% Nylon 27% Polyester 6% Lycra 2%